C1111233133313231133133313331333133313231232313331333131323133313222321132311   >>    C111123313331323113313331333133313331323123231333133313132313331322232113231   <<    C1111233133313231133133313331333133313231232313331333131323133313222321132313   >>      C1111233133313231133133313331333133313231232313331333131323133313222321132312   >>