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, b, or c without using any other words.
Options:
a. COc1cccc(CN2CCN(C3CCN(c4cccc(C)c4C)CC3)CC2CCO)c1
b. C/C(=C\c1ccccc1)C(=O)Nc1cc(C)on1
c. c1ccc(-n2ncc3c(NCc4ccccn4)ncnc32)cc1
Answer: a
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}