C312322331333132212111133133313331323133313221211111211113331333133313231111   >>    C31232233133313221211113313331333132313331322121111121111333133313331323111   <<    C312322331333132212111133133313331323133313221211111211113331333133313231113   >>      C312322331333132212111133133313331323133313221211111211113331333133313231112   >>