control file: line with unknown format (not field-colon-value)

[niranjan@eninteractive.com]

Hi
     to all
               I am new to debian .  when I tried to build the package I
getting the following error :
 Can anybody help me  how I will resolve this error .

      dpkg-checkbuilddeps: error: syntax error in control file
debian/control at
line 11: line with unknown format (not field-colon-value)
dpkg-buildpackage: Build dependencies/conflicts unsatisfied; aborting.

 this is my control file :
Source:
Section: x11
Priority: optional

Build-Depends: debhelper (>= 4.0.0) , libgnome2-dev (= 2.8.0-6)),
libgtk2.0-dev, libglade2-dev, libxml2-dev, libcln-dev, libgmp3-dev,
libxml-parser-perl, scrollkeeper ,cdbs
Standards-Version: 3.6.1

Package: xxx
Architecture: any
Depends: ${shlibs:Depends}, ${misc:Depends}  libc6 (>= 2.3.2.ds1-19) ,
libcln3 (>= 1.1.6) ,libgnome2-0 (= 2.8.0-6) ,
libxml2(>= 2.6.11-5), zlib1g (>= 1:1.2.2-3 ) ,libgmp3 (= 4.1.4-5)
,libgnome2-0 (= 2.8.0-6) , python (>= 2.3.4-18 ),
libglade2-0 (= 1:2.4.0-1) ,libgnome2-0 (= 2.8.0-6), libbonobo2-0 (=
2.8.0-3),liborbit2 (= 1:2.10.2-1.1) ,libpopt0 (>= 1.7)'
libidl0 (0.8.3-1) ,libglib2-0 (>= 2.6.0) ,libgconf2-4 (= 2.8.1-4) ,
libgnomevfs2-0 (= 2.8.3-6.0) ,libgconf2-4 (= 2.8.1-4),
libgtk2.0-0 (= 2.4.13-1.0 ) ,libpango1.0-0 (>= 1.8.1) ,libatk1.0-0 (=
1.9.1) , libscrollkeeper0 (>= 0.3.8),
libxslt1.1 (>= 1.1.8) , docbook-xml (>= 4.2-11)


Can anybody help me  how I will resolve this error .

All ur help will be greatly appreciated .
Thanks