C312322331333132212111133133313331323133313331333133313331333133313222222231   >>    C31232233133313221211113313331333132313331333133313331333133313331322222223   <<    C312322331333132212111133133313331323133313331333133313331333133313222222233   >>      C312322331333132212111133133313331323133313331333133313331333133313222222232   >>