Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: c1ccc(CN2CCN(CCC3CCc4c3cnn4-c3ccccc3)CC2)cc1
b: COc1cnc2ccc(=O)n(CCN3CC[C@@H](NCc4ccc5c(n4)NC(=O)CO5)[C@@H](F)C3)c2c1
c: Cc1cc(F)ccc1C=Cc1ccc(S(=O)(=O)c2ccccc2F)cn1
d: CCN(CC)CCOc1cc(-c2nc(SC)nc3[nH]cc(C#N)c23)c(Cl)cc1Cl
Answer: a, c, d
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}
2-[2-(4-fluoranyl-2-methyl-phenyl)ethenyl]-5-(2-fluorophenyl)sulfonyl-pyridine