Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) COc1ccc(-c2coc3c(C)c4oc(=O)c(CCC(=O)O)c(C)c4cc23)cc1
b.) CCN(CC1CCCN(CCc2cccc(F)c2)C1)C(=O)c1ccc(CSC)o1
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}