Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) CC1(N2CCOCC2)CC2(O)C(=[N+]1[O-])CCc1c2no[n+]1[O-]
(b) CCc1[nH]nc2c1C(c1cccnc1)C(C#N)=C(N)O2
(c) Cc1cc(S(=O)(=O)NCC(c2ccc(F)cc2)N2CCN(C)CC2)ccc1F
(d) CNC(C)Cc1ccccc1Sc1ccc(O)cc1.Cl
Answer: 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}