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 other words.
Options:
a: CC(C)N1CCN(C(=O)N2CCC(C(=O)N3CC4CCC(CC4)C3)CC2)CC1
b: CN(C)Cc1ccccc1Oc1ccc(Cl)c(Cl)c1
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}
1-[2-(3,4-dichlorophenoxy)phenyl]-N,N-dimethylmethanamine