3171,3171,3172,3173,3177,3178,3179,3179,3180,3180,3180,3181,3181,3181,3180,3180,3178,3178,3178,3179,3179,3178,3174,3174,3171,3171,3169,3169,3168,3168,3167,3167,3166,3166,3166,3168,3168,3169,3169;630,629,629,629,629,629,629,630,630,631,632,632,633,634,634,635,635,636,637,637,638,638,638,639,639,638,638,637,637,636,636,635,635,634,632,632,631,631,630