Task: Please answer the multiple choice question.
Question: Which molecules are 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 additional words.
Options:
a: CCOC(=O)N1CCC(CN2CCC3(CC2)CN(S(C)(=O)=O)c2ncccc23)CC1
b: Fc1ccc(Cn2c(N3CCC(NCC4CCOCC4)CC3)nc3ccccc32)cc1
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}
1-[1-[(4-fluorophenyl)methyl]benzimidazol-2-yl]-N-(oxan-4-ylmethyl)piperidin-4-amine