Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a Cc1c[nH]c2c(Nc3nc(N[C@@H]4CCCC[C@@H]4N)cc4cc[nH]c(=O)c34)cccc12
b CCN(CC)C(=O)c1ccc(C2=CC3(CCCNC3)Oc3ccccc32)cc1
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}
N,N-diethyl-4-spiro[chromene-2,3'-piperidine]-4-ylbenzamide