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 CCN(CC)C(=O)c1ccc(C(=C2CCNCC2)c2cccc(F)c2)cc1
b CCCCN([C@H]1CCNC1)S(=O)(=O)c1ccc2ccccc2c1
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-4-[(3-fluorophenyl)-piperidin-4-ylidenemethyl]benzamide