acL.addAtom(a1L);
acL.addAtom(a2L);
acL.addAtom(a3L);
acL.addAtom(a4L);
acL.addAtom(a5L);
acL.addAtom(a6L);
acL.addBond(new Bond(a1L, a2L, CDKConstants.BONDORDER_SINGLE));
acL.addBond(new Bond(a1L, a3L, CDKConstants.BONDORDER_SINGLE));
acL.addBond(new Bond(a1L, a4L, CDKConstants.BONDORDER_SINGLE));
acL.addBond(new Bond(a2L, a5L, CDKConstants.BONDORDER_SINGLE));