C312322331333132212111133133313231333132333132333132313331322223311   >>    C31232233133313221211113313331323133313233313233313231333132222331   <<    C312322331333132212111133133313231333132333132333132313331322223313   >>      C312322331333132212111133133313231333132333132333132313331322223312   >>