Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CC(NC(=O)c1nn(C)c(=O)c2ccccc12)c1ccc(F)cc1
b) CCO[C@H]1OC(C(=O)NCc2ccccc2)=C[C@@H](c2coc3ccccc3c2=O)[C@@H]1CCCO
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}