C11112331333132311331333133313331333132312323133313331333132311331321123123221   >>    C1111233133313231133133313331333133313231232313331333133313231133132112312322   <<    C11112331333132311331333133313331333132312323133313331333132311331321123123223   >>      C11112331333132311331333133313331333132312323133313331333132311331321123123222   >>