Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] Cc1c(C(=O)NCCCN2CCN(c3cccc(Cl)c3Cl)CC2)cc(-c2ccccc2)n1C
[b] O=C(/C=C/c1ccc(CNCCc2cnc3ccccn23)cc1)NO
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}
N-[3-[4-(2,3-dichlorophenyl)piperazin-1-yl]propyl]-1,2-dimethyl-5-phenylpyrrole-3-carboxamide