C1111233133313231133133313231333133313331323312111133133313321111331322122331   >>    C111123313331323113313331323133313331333132331211113313331332111133132212233   <<    C1111233133313231133133313231333133313331323312111133133313321111331322122333   >>      C1111233133313231133133313231333133313331323312111133133313321111331322122332   >>