C11112331312111112111133133313231333132311212111133133313331333221232211   >>    C1111233131211111211113313331323133313231121211113313331333133322123221   <<    C11112331312111112111133133313231333132311212111133133313331333221232213   >>      C11112331312111112111133133313231333132311212111133133313331333221232212   >>