C132233133112121111331333133313231333133313231323223313232213331312231   >>    C13223313311212111133133313331323133313331323132322331323221333131223   <<    C132233133112121111331333133313231333133313231323223313232213331312233   >>      C132233133112121111331333133313231333133313231323223313232213331312232   >>