%oldchk=c3ab-cp-f4.chk
%chk=c3ab-cp-f4-irc-f.chk
%CPU=16
%mem=50GB
#p irc=(rcfc,recalc=20,maxpoints=1000,recorrect=never,forward,report=cartesians) wb97xd chkbasis scrf=(smd,solvent=dichloroethane) guess=read geom=allcheck