Hydrogen sulfide http://gmd-dev.mpimp-golm.mpg.de/search.aspx?query=f5fd384d-e823-4920-b313-6476a1f3f0c5 3 2 0 0 0 0 0 0 0 0999 V2000 -0.7145 -0.2062 0.0000 H 0 0 0 0 0 0 0 0 0 0 0 0 0.0000 0.2062 0.0000 S 0 0 0 0 0 0 0 0 0 0 0 0 0.7145 -0.2062 0.0000 H 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 2 3 1 0 M END