Free Access
Volume 535, November 2011
Article Number A74
Number of page(s) 12
Section Interstellar and circumstellar matter
Published online 11 November 2011

Online material

Appendix A: Cartesian co-ordinates (Angstrom) of the molecules, ions and complexes – reported here at the MP2/aug-cc-pVTZ level of theory

thumbnail Fig. A.1

a) C2H4–HNCH+. b) C2H4–HNCH+. c) C2H4–HNCH+, Boat. d) C2H4–HNCH+, Bridge.

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thumbnail Fig. A.2

a) C2H4–H2CNH. b) C2H4–H2CNH.

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thumbnail Fig. A.3

a) HCCH–HCNH+. b) HCCH–HNCH+. c) HCCH–HCHN+, Boat.

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thumbnail Fig. A.5

a) HCCNCH+, Branched. b) HCCNCH+, Linear.

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thumbnail Fig. A.6

a) HCCC(H)NC+, Branched. b) HCCCNCH+, Linear.

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thumbnail Fig. A.7

a) H2CCH2–H2CNH+.

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© ESO, 2011

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