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) CCN(CC)C(=O)c1ccc(C2=CC3(CCNCC3)Oc3ccccc32)c(C)c1
(b) C[C@@H]1CN(C(=O)c2ccccc2)CCN1C(=O)C(=O)c1c[nH]c2ccccc12
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,N-diethyl-3-methyl-4-spiro[chromene-2,4'-piperidine]-4-ylbenzamide