C312322331333132212111133133313331333133312121111123231333132313331323133323311   >>    C31232233133313221211113313331333133313331212111112323133313231333132313332331   <<    C312322331333132212111133133313331333133312121111123231333132313331323133323313   >>      C312322331333132212111133133313331333133312121111123231333132313331323133323312   >>