C312322331333132212111133133313331323133313221211113322333132311   >>    C31232233133313221211113313331333132313331322121111332233313231   <<    C312322331333132212111133133313331323133313221211113322333132313   >>      C312322331333132212111133133313331323133313221211113322333132312   >>