void getBondRecordMOL(StringBuffer s, int i, int[] atomMap) {
		// 1 2 1
		Bond b = frame.getBondAt(i);
		rFill(s, "   ", "" + atomMap[b.getAtom1().atomIndex]);
		rFill(s, "   ", "" + atomMap[b.getAtom2().atomIndex]);
		s.append("  " + getBondOrder(i) + "\n");
	}