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 additional words.
Options:
a: COc1ccc(-n2c(Cc3cc(=O)[nH]c(=O)[nH]3)nnc2SCC(=O)N2CCC(C)CC2)cc1
b: CN(C)CCCNC(=S)N(Cc1cccs1)Cc1cc2cc3c(cc2[nH]c1=O)OCCO3
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}