Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a CN(Cc1nc(Cc2ccccc2F)no1)CC1(N2CCOCC2)CCCCC1
b C=CCn1c(SCc2c(C(=O)OC)sc(N)c2C(=O)OC)nnc1-c1ccc(Br)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}