C132233133112121111331333133313331323133313331333133312111113232331   >>    C13223313311212111133133313331333132313331333133313331211111323233   <<    C132233133112121111331333133313331323133313331333133312111113232333   >>      C132233133112121111331333133313331323133313331333133312111113232332   >>