Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. NC(=O)[C@@H]1CC2(CC(c3cccc(NC(=O)[C@H]4CCC(=O)N4)c3)=NO2)CN1C(=O)COc1ccc(Cl)cc1
b. COc1ccccc1C(=O)Nc1ccccc1C(=O)N1C(C)CCCC1C
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}