Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCc1ccc(CN(Cc2cccnc2)C(=O)/C=C/c2ccc(OC)cc2)cc1
(b) COc1ccc(-n2c(SCC(=O)NCC3CCCO3)nc3c([nH]c4ccccc43)c2=O)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}