Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a.) CCOC(=O)c1cccc(OCC(O)CNCCOc2ccccc2F)c1
b.) O=C(Nc1cccc(-c2nc3ccccc3s2)c1)c1cc(=O)c2ccccc2o1
c.) COc1cc(/C=N/NC(=O)Cc2ccccc2)cc(OC)c1OC
d.) Cn1c(CN2CCCC2)c(C#N)c2ccccc21
e.) Cc1ccccc1NC(=O)c1ccc(C)c(S(=O)(=O)N2CCN(C)CC2)c1
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}