Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) COc1ccc2c(=O)n(CC(O)CO)c(C#N)c(-c3cccc(F)c3)c2c1
b) CCOC(=O)C1=C[C@]2(CC)CCC[NH+]3CCc4c(n1c1ccccc41)[C@H]32
c) CCc1cc(C(SC[C@H](N)C(=O)O)(c2ccccc2)c2ccccc2)ccc1C
d) CC(=O)Nc1ccc(CN2CCC3(CC2)C(NC2CCCCC2)=NC(=O)N3c2cccc(F)c2)cc1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
ethyl(15S,19R)-15-ethyl-1-aza-11-azoniapentacyclo[9.6.2.02,7.08,18.015,19]nonadeca-2,4,6,8(18),16-pentaene-17-carboxylate