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, or c without using any other words.
Options:
(a) CC(C)=CCn1c(N2CCCC(N)C2)c(C#N)c2c1c(=O)n(Cc1cnc3ccccc3n1)c(=O)n2C
(b) CNC[C@@H](O)CCN1c2ccccc2N(c2cc(F)ccc2F)S1(=O)=O
(c) CC/C(=C(\c1ccc(O)cc1)c1ccc(/C=C/C(=O)O)cc1)c1ccccc1
Answer: a
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}
6-(3-aminopiperidin-1-yl)-1-methyl-5-(3-methylbut-2-enyl)-2,4-dioxo-3-(quinoxalin-2-ylmethyl)pyrrolo[3,2-d]pyrimidine-7-carbonitrile