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 or b without using any other words.
Options:
a) N#C[C@H]1CCOC[C@@H]1n1cc(C(N)=O)c(Nc2ccc(Cl)cc2)n1
b) COCCCc1cccc2cccc(CN(C(=O)[C@H]3CNCC[C@@]34OCc3cc(F)c(F)cc34)C3CC3)c12
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}
(3R,3'S)-N-cyclopropyl-5,6-difluoro-N-[[8-(3-methoxypropyl)naphthalen-1-yl]methyl]spiro[1H-2-benzofuran-3,4'-piperidine]-3'-carboxamide