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, or c without using any other words.
Options:
a COc1ccc(-n2ccnc2CN2CCCC(CO)(Cc3cccc(OC)c3)C2)cc1
b Cc1ccccc1OCc1occc1C(=O)Nc1cccc(-n2cnnn2)c1
c COc1ccc(Cn2nnnc2C(c2cc3cc(C)ccc3[nH]c2=O)N2CCOCC2)cc1
Answer: c
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}