1mol="PA2" Charge="0" 2lab="C1" NH="1" 3lab="N1" NH="2" 4lab="C2" NH="1" 5lab="O2" NH="1" 6lab="C3" NH="1" 7lab="O3" NH="1" 8lab="C4" NH="2" 9lab="C5" NH="1" 10lab="N5" NH="2" 11lab="C6" NH="2" 12