C312322331333132212111133133313331333131122233132313331323132223311   >>    C31232233133313221211113313331333133313112223313231333132313222331   <<    C312322331333132212111133133313331333131122233132313331323132223313   >>      C312322331333132212111133133313331333131122233132313331323132223312   >>