IAtom chainAttachmentAtom = getOtherBondAtom(ringAttachmentAtom, nextRingAttachmentBond);
IAtom chainAttachmentAtom = getOtherBondAtom(ringAttachmentAtom, nextRingAttachmentBond);
IAtom chainAttachmentAtom = getOtherBondAtom(ringAttachmentAtom, nextRingAttachmentBond);
IAtom chainAttachmentAtom = getOtherBondAtom(ringAttachmentAtom, nextRingAttachmentBond);