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 other words.
Options:
a) C[C@@H]1NC(=O)c2cc([N+](=O)[O-])cc(I)c2NCC[C@@H](C(N)=O)NC(=O)[C@H](CC(N)=O)NC1=O
b) CS(=O)(=O)N1CCc2cc(C(=O)N3CCN(c4ccccc4F)CC3)ccc21
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}