C11112331333132311331333133313331333132312323133313331333132212133221   >>    C1111233133313231133133313331333133313231232313331333133313221213322   <<    C11112331333132311331333133313331333132312323133313331333132212133223   >>      C11112331333132311331333133313331333132312323133313331333132212133222   >>