Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (IC50 less than 10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. COc1cccc(CC2(CO)CCCN(Cc3nc(-c4cccs4)oc3C)C2)c1
b. CN1CCN(S(=O)(=O)c2ccc(N3CCN(S(=O)(=O)/C=C/c4ccccc4)CC3)nc2)CC1
Answer: 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}