Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a. COP(=S)(OC)SC1CSC=CO1
b. CN(C)Cc1ccc(CSCCNC(=C[N+](=O)[O-])N2CCN(C)CC2)o1
c. Cc1c(Cl)c(=O)oc2cc(OP(=O)(OCCCl)OCCCl)ccc12
d. O=P(OCC(Br)CBr)(OCC(Br)CBr)OCC(Br)CBr
Answer: d
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}