Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CCN(CC)C(=O)c1cccc(C2=CC3(CCNCC3)Oc3ccccc32)c1
[b] Fc1ccc2c([C@@H]3CNCC[C@H]3F)c(-c3cccc4ccccc34)[nH]c2c1
Answer: a, 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}
N,N-diethyl-3-spiro[chromene-2,4'-piperidine]-4-ylbenzamide