C111123313121111121111331333133313331323221211113313231123313332113313331313211   >>    C11112331312111112111133133313331333132322121111331323112331333211331333131321   <<    C111123313121111121111331333133313331323221211113313231123313332113313331313213   >>      C111123313121111121111331333133313331323221211113313231123313332113313331313212   >>