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) COc1cc(OC)c2ccc(=O)oc2c1C(CCN1CCCC1)c1ccc(N(C)C)cc1
b) O=C(Oc1ccc2[nH]cc(CCN3C(=O)c4ccccc4C3=O)c2c1)c1ccco1
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}