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, d, or e without using any additional words.
Options:
a. O=C1N(Cc2cccc(Cl)c2)C[C@@H]2C[C@@H](c3ccc4nonc4c3)N3CCC[C@@]123
b. CC(C)(C)c1nnc(NC(=O)c2cccnc2)s1
c. COc1cc(C(=O)OC(C)CN2CCOCC2)cc(OC)c1OC.Cl
d. O=c1[nH]c(CCl)nc2cc(-c3ccc(F)cc3)sc12
e. Cn1c(CO)nc2c3ccccc3ccc21
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}