Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a O=S(=O)(c1ccccc1)N1CCN(c2nnnn2-c2ccccc2)CC1
b NC(=O)c1ccc(Oc2ccc(C(N)=O)cc2)cc1
c CCCNC(=O)c1ccc(OC)cc1OC
d Cc1cc(NCCO)c2ccccc2n1.Cl
Answer: a, b, c, d
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}