Task: Please answer the multiple choice question.
Question: Which molecules are not 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 additional words.
Options:
a) CCOC[C@@H](CC(C)C)NC(=O)[C@@H]1CNC[C@H](C(=O)N(c2cc(OCC)c(CC)cn2)C2CC2)[C@@H]1O.Cl
b) c1ccc(-c2c[nH]c(C3Cc4c([nH]c5ccccc45)C(C4CCNCC4)N3)n2)cc1
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}
(3S,4R,5R)-3-N-cyclopropyl-3-N-(4-ethoxy-5-ethylpyridin-2-yl)-5-N-[(2R)-1-ethoxy-4-methylpentan-2-yl]-4-hydroxypiperidine-3,5-dicarboxamide;hydrochloride