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Fig. 9.

Fig. 9. Refer to the following caption and surrounding text.

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g − r colours of SE SNe corrected by reddening using the Fitzpatrick (1999) reddening law. SN 2022jli is plotted in black, while in grey are the CSP-I SE SNe (Stritzinger et al. 2018b) with different symbols used for each SE SN sub-type as is indicated in the legend. For comparison are also presented the double-peaked SE SN 2005bf (Ib-pec; MJDmax = 53474.0; Folatelli et al. 2006), PTF11mnb (Ic-pec; MJDmax = 55827.4; Taddia et al. 2018a), SN 2019cad (Ic-pec; MJDmax = 58558.6; Gutiérrez et al. 2021) and SN 2019stc (Ic-pec; MJDmax = 58793.5; Gomez et al. 2021).

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