PM7 Potassium cyanide H=19.0 HR=NIST K 0.00000000 +0 0.0000000 +0 0.0000000 +0 0 0 0 C 2.22935614 +1 0.0000000 +0 0.0000000 +0 1 0 0 N 1.15591002 +1 180.0000000 +1 0.0000000 +0 2 1 0