C111123313121111121111331333132313331323133313331323133112111221211   >>    C11112331312111112111133133313231333132313331333132313311211122121   <<    C111123313121111121111331333132313331323133313331323133112111221213   >>      C111123313121111121111331333132313331323133313331323133112111221212   >>