The Perl Toolchain Summit needs more sponsors. If your company depends on Perl, please support this very important event.
C1C2CCC12
ATOM1(,C,,,)
ATOM2(,C,,,)
BOND(,1,2)
ATOM3(,C,,,)
BOND(,2,3)
ATOM4(,C,,,)
BOND(,3,4)
ATOM5(,C,,,)
BOND(,4,5)
BOND(,1,5)
BOND(,2,5)