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Table 1 The dereplication results of the active fractions against DNP database

From: New bioactive metabolites from the elicited marine sponge-derived bacterium Actinokineospora spheciospongiae sp. nov.

Polarity m/z Rt Formula Name Source
[M−H] 387.0865 6.65 C23H16O6 G-2N Frankia sp. ANP 190107
[M+H]+ 188.1279 7.69 C9H17NO3 Unknown
[M−H] 343.0952 8.67 C18H12N6O2 Unknown
[M+H]+ 227.1753 9.00 C12H22N2O2 Isoleucyl isoleucine anhydride Ustilago cynodontis, Beauveria bassiana
[M−H] 369.0751 9.84 C19H10N6O3 Unknown
[M−H] 1003.325 9.86 Complex of 501.1586 and 501.1586 m/z
[M−H] 501.1586 9.86 C31H18N8 Unknown
[M+H]+ 357.097 9.88 C19H16O7 Fridamycin E Streptomyces parvulus Tu 1989
[M−H] 401.1025 10.44 C24H18O6 Saptomycin-F Streptomyces strain HP530
[M+H]+ 357.0968 15.66 C16H8N10O Unknown
[M−H] 355.0954 15.67 C19H12N6O2 Unknown