C1111121111331311211331333133313121111331322133313231333132212321311   >>    C111112111133131121133133313331312111133132213331323133313221232131   <<    C1111121111331311211331333133313121111331322133313231333132212321313   >>      C1111121111331311211331333133313121111331322133313231333132212321312   >>