Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CCOc1ccc(S(=O)(=O)NCCC(=O)NCC2COc3ccccc3O2)cc1
b. Cc1sc2ncnc(N3CCC(C(=O)NNC(=O)COc4ccccc4F)CC3)c2c1C
Answer: 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}