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, b, c, or d without using any additional words.
Options:
a) COc1ccc(Nc2c3c(nc4ccccc24)CCC3)c(OC)c1
b) O=C(Nc1cccc2ccccc12)/C(=C/c1cccc([N+](=O)[O-])c1)NC(=O)c1cccs1
c) CC(=O)Nc1ccc(NC(=O)C(C)OC(=O)c2cccc(S(=O)(=O)N3CCCCC3)c2)cc1
d) CCOC(=O)C(NC(=O)c1ccc(OC)cc1)(N1CCOCC1)C(F)(F)F
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}