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 other words.
Options:
a) CCN(CC)C(=O)[C@@H]1C=C2c3cccc4[nH]cc(c34)C[C@H]2N(C(=O)Nc2ccccc2)C1
b) Cc1cccc(N=C(N)c2ccc(-c3ccc(Cl)cc3)o2)c1
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}
(6aR,9R)-9-N,9-N-diethyl-7-N-phenyl-6,6a,8,9-tetrahydro-4H-indolo[4,3-fg]quinoline-7,9-dicarboxamide