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.) CCNS(=O)(=O)c1ccc(NC(=O)c2cc(C(F)(F)F)nn2C)cc1
b.) COc1cc(OC)c2ccc(=O)oc2c1C(CCN1CCCC(C)C1)c1ccc2c(c1)OCO2
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}