Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: COc1cccc(CN2CCN(C(=O)c3ccc(-c4ccccc4)cc3)CC2)c1OC.O=C(O)C(=O)O
b: CN(C)CCNC(=O)C(=O)NCC(c1ccc2c(c1)OCO2)N1CCN(c2ccc(F)cc2)CC1
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}