C312322331333132212111133133313331323133313221211111121333131132311   >>    C31232233133313221211113313331333132313331322121111112133313113231   <<    C312322331333132212111133133313331323133313221211111121333131132313   >>      C312322331333132212111133133313331323133313221211111121333131132312   >>