C13332313311211113313331333133313331323132233133313331333133322231312331   >>    C1333231331121111331333133313331333132313223313331333133313332223131233   <<    C13332313311211113313331333133313331323132233133313331333133322231312333   >>      C13332313311211113313331333133313331323132233133313331333133322231312332   >>