C13332313311211113313331333133313331323321333133313231333232132231   >>    C1333231331121111331333133313331333132332133313331323133323213223   <<    C13332313311211113313331333133313331323321333133313231333232132233   >>      C13332313311211113313331333133313331323321333133313231333232132232   >>