tokens: ACKNOWLEDGEMENTS This work was supported by the French–Brazilian exchange program CAPES-COFECUB. We are grateful to T. Been, C. Grygiel, A. Domaracka and J. M. Ramillon for their invaluable support. The Brazilian agencies CNPq (INEspaço), CNPq (301868/2017-4), CAPES (BEX 5383/15-3) and FAPERJ (E-26/213.577/2015, E-26/216.730/2015, E-05/2015-214814 and E-03/2017-203.204) are also acknowledged.
ner_tags: O O O O O O O B-Grant I-Grant I-Grant I-Grant O O O O B-Person I-Person B-Person I-Person B-Person I-Person O B-Person I-Person I-Person O O O O O B-Location O B-Organization B-Grant B-Organization B-Grant B-Organization B-Grant I-Grant O B-Organization B-Grant B-Grant B-Grant O B-Grant O O O