1 0 0 0000 0 0 0 0 0999 V2000 0.0000 0.0000 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 M END > InChI=1S/CH4/h1H4/i1+2 > VNWKTOKETHGBQD-NJFSPNSNSA-N > 1/0/N:1/rA:1nC.i14/rB:/rC:; > C H4 > 18.035 > [14CH4] > 25031 $$$$