cyanic acid non-polymer HETAIN C H N O 0 2012-03-21 2013-03-22 N REL 43.025 0NM N Corina N 4E5Q RCSB N N 0 1 N N N -5.840 0.009 15.991 -1.311 0.017 0.000 N 0NM 1 C C 0 1 N N N -5.629 0.380 17.028 -0.176 -0.016 0.000 C 0NM 2 O O 0 1 N N N -5.383 0.801 18.207 1.179 -0.055 -0.000 O 0NM 3 H H 0 1 N N N -6.194 1.068 18.624 1.598 0.817 -0.000 H 0NM 4 trip N N 1 sing N N 2 sing N N 3 N#CO InChI=1S/CHNO/c2-1-3/h3H XLJMAIOERFSOGZ-UHFFFAOYSA-N OC#N OC#N C(#N)O C(#N)O cyanic acid cyanic acid RCSB RCSB